Family name กวาน (Kwan 
, กวาน 
) , in the entire world, is a widespread cognomen. The surname กวาน is characteristic of Hong Kong, where it is a common surname, Bermuda, and Cayman Islands (explore the name in all countries). Measured by absolute frequency, this name is the most popular in Hong Kong, Malaysia, and China. Very seldom, กวาน is the forename as well as the last name.